







The DELTA SERVO MOTOR ECM-B3M-C20604SS1/0401SS1/0807SS1/E21315SS1 series represents a family of high-torque, low-inertia AC servo motors engineered for advanced motion control applications. These motors are specifically designed to pair with DELTA ASDA-B3 drives, delivering exceptional dynamic response and energy efficiency. Whether used in high-speed pick-and-place systems or precision machining centers, the ECM-B3M series ensures reliable performance with minimal maintenance. Each motor features a robust construction with permanent magnet synchronous technology, providing smooth torque output across a wide speed range. The models listed—C20604SS1, 0401SS1, 0807SS1, and E21315SS1—cover a range of power ratings and flange sizes to suit diverse industrial needs.
| Parameter | ECM-B3M-C20604SS1 | ECM-B3M-0401SS1 | ECM-B3M-0807SS1 | ECM-B3M-E21315SS1 |
|---|---|---|---|---|
| Rated Power (kW) | 0.4 | 0.1 | 0.75 | 1.5 |
| Rated Torque (Nm) | 1.27 | 0.32 | 2.39 | 4.77 |
| Peak Torque (Nm) | 3.82 | 0.96 | 7.17 | 14.3 |
| Rated Speed (rpm) | 3000 | 3000 | 3000 | 3000 |
| Maximum Speed (rpm) | 5000 | 5000 | 5000 | 5000 |
| Rotor Inertia (kg·cm²) | 0.28 | 0.05 | 1.13 | 2.63 |
| Encoder Type | 24-bit Absolute | 24-bit Absolute | 24-bit Absolute | 24-bit Absolute |
| Flange Size (mm) | 60 | 40 | 80 | 130 |
| Holding Brake | Optional | Optional | Optional | Optional |
| Protection Class | IP54 | IP54 | IP54 | IP54 |
| Operating Voltage | AC 220V | AC 220V | AC 220V | AC 220V |
| Ambient Temperature | 0°C to 40°C | 0°C to 40°C | 0°C to 40°C | 0°C to 40°C |
| Weight (kg) | 1.2 | 0.5 | 2.8 | 5.5 |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22